Re: [R] data frame to array

2009-03-22 Thread Bill.Venables
The rows of the data frame may be in arbitrary order. Bill Venables http://www.cmis.csiro.au/bill.venables/ -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Thomas S. Dye Sent: Monday, 23 March 2009 7:36 AM To: r-help@r-project.

[R] data frame to array

2009-03-22 Thread Thomas S. Dye
Aloha all, I have a data frame with 4 columns. The first three are factors (f1, f2, f3) and the fourth is numeric. I'd like to explore these data using median polish. To do that I plan to use medpolish() on the matrix[f1,f2xf3], then medpolish on the resulting matrix[f2,f3]. This appro